Finding the Fourth Proportional to 73,326.75, 101,190.90 and 39,792.75
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Solution
The fourth proportional to 73,326.75, 101,190.90 and 39,792.75 is: 54,913.99
Step by Step Solution
- Step 1: Write the proportion equation
73,326.75 : 101,190.90 = 39,792.75 : x - Step 2: Convert to fraction form
73,326.75/101,190.90 = 39,792.75/x - Step 3: Cross multiply
73,326.75x = 101,190.90 × 39,792.75 - Step 4: Simplify right side
73,326.75x = 4,026,664,185.98 - Step 5: Solve for x
x = 4,026,664,185.98/73,326.75 - Step 6: Final answer
x = 54,913.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.